#include <iostream>
#include <string>
#include <cstdlib>
using namespace std;
typedef struct Node
{
	int data;
	struct Node *next;
} Node;

void create_node(Node *&p)
{
	p = (Node *)malloc(sizeof(Node));
	p->data = 100;
	p->next = NULL;
}
int main(int argc, char const *argv[])
{

	Node *list = nullptr;
	create_node(list);
	cout << list->data << endl;

	return 0;
}
